Automatic document feeder



FIG. 1 is an isometric view of a top portion of an automatic document feeder showing our new design; FIG. 2 is a top plan view thereof; FIG. 3 is a front elevational view thereof; FIG. 4 is a rear elevational view thereof; FIG. 5 is a left elevational view thereof; FIG. 6 is a left side elevational view thereof with a portion of the left side cut away to show the contour of the top middle portion thereof; and, FIG. 7 is a right side elevational view thereof. The bottom of the automatic document feeder of FIGS. 1-7 forms no part of the claimed design. The broken line showings in FIGS. 1-7 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for an automatic document feeder, as shown and described. 